@book { LebensweisheitenberhmterPhilosophen,
    title = "Lebensweisheiten berühmter Philosophen",
    author = "Stefan {Knischek}",
    year = "2024",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1482796"
}